Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “credulous”


adjective uk   /ˈkred.jʊ.ləs/ formal us  
too willing to believe what you are told and so easily deceivedStupid and sillyOf unsound mind
adverb uk   /-li/ us  
(Definition of credulous from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of credulous?
Add Cambridge dictionaries to your browser to your website

Word of the Day


an alcoholic drink made from apples

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More